X-Git-Url: http://git.monstr.eu/?a=blobdiff_plain;f=Documentation%2FABI%2Ftesting%2Fsysfs-ptp;h=d378f57c1b73c6019c4b05b39efe47b7dea8af8a;hb=d842bc6c0579ca7643eed029beabab3ac562a335;hp=2363ad810ddbee070a87002c28e00e84a2faad7b;hpb=54ab35d6bbc0d3175b0a74282c3365c80a43a93c;p=linux-2.6-microblaze.git diff --git a/Documentation/ABI/testing/sysfs-ptp b/Documentation/ABI/testing/sysfs-ptp index 2363ad810ddb..d378f57c1b73 100644 --- a/Documentation/ABI/testing/sysfs-ptp +++ b/Documentation/ABI/testing/sysfs-ptp @@ -33,6 +33,13 @@ Description: frequency adjustment value (a positive integer) in parts per billion. +What: /sys/class/ptp/ptpN/max_vclocks +Date: May 2021 +Contact: Yangbo Lu +Description: + This file contains the maximum number of ptp vclocks. + Write integer to re-configure it. + What: /sys/class/ptp/ptpN/n_alarms Date: September 2010 Contact: Richard Cochran @@ -61,6 +68,19 @@ Description: This file contains the number of programmable pins offered by the PTP hardware clock. +What: /sys/class/ptp/ptpN/n_vclocks +Date: May 2021 +Contact: Yangbo Lu +Description: + This file contains the number of virtual PTP clocks in + use. By default, the value is 0 meaning that only the + physical clock is in use. Setting the value creates + the corresponding number of virtual clocks and causes + the physical clock to become free running. Setting the + value back to 0 deletes the virtual clocks and + switches the physical clock back to normal, adjustable + operation. + What: /sys/class/ptp/ptpN/pins Date: March 2014 Contact: Richard Cochran